Finding the Fourth Proportional to 323.02, 444.74 and 252.99
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Solution
The fourth proportional to 323.02, 444.74 and 252.99 is: 348.32
Step by Step Solution
- Step 1: Write the proportion equation
323.02 : 444.74 = 252.99 : x - Step 2: Convert to fraction form
323.02/444.74 = 252.99/x - Step 3: Cross multiply
323.02x = 444.74 × 252.99 - Step 4: Simplify right side
323.02x = 112,514.77 - Step 5: Solve for x
x = 112,514.77/323.02 - Step 6: Final answer
x = 348.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.